package cn.tedu.client.dao.mapper;

import cn.tedu.client.pojo.entity.Client;
import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;

@Mapper
public interface ClientMapper extends BaseMapper<Client> {

    Integer selectIdByUsername(@Param("username") String username);

}